Those who have never known the deep intimacy and the intense companionship of mutual love have missed the best thing that life has to give.
The immense majority of intellectually eminent men disbelieve in the Christian religion, but they conceal the fact in public, because they are afraid of losing their incomes.
In adolescence, I hated life and was continually on the verge of suicide, from which, however, I was restrained by the desire to know more mathematics. Now, on the contrary, I enjoy life; I might almost say that with every year that passes I enjoy it more.
Skilled work, of no matter what kind, is only done well by those who take a certain pleasure in it, quite apart from its utility, either to themselves in earning a living, or to the world through its outcome.
There is much pleasure to be gained from useless knowledge.
When Benjamin Franklin invented the lightning-rod, the clergy, both in England and America, with enthusiastic support of George III, condemned it as an impious attempt to defeat the will of God.
They must often change, who would be constant in happiness or wisdom. Those who continually search for happiness will never find it. Happiness is made, not found. To be without some of the things you want is an indispensable part of happiness.
Americans need rest, but do not know it.
Language serves not only to express thought but to make possible thoughts which could not exist without it.
If I were a medical man, I should prescribe a holiday to any patient who considered his work important.
There is little of the true philosophic spirit in Aquinas. He does not, like the Platonic Socrates, set out to follow wherever the argument may lead.
The more you complain the longer God lets you live
Men are born ignorant, not stupid. They are made stupid by education.
The modern man thinks that everything ought to be done for the sake of something else, and never for its own sake.
There is no excuse for deceiving children. And when, as must happen in conventional families, they find that their parents have lied, they lose confidence in them and feel justified in lying to them.
Is there any knowledge in the world which is so certain that no reasonable man could doubt it?
A logical theory may be tested by its capacity for dealing with puzzles, and it is a wholesome plan, in thinking about logic, to stock the mind with as many puzzles as possible, since these serve much the same purpose as is served by experiments in physical science.
All's well that ends well; which is the epitaph I should put on my tombstone if I were the last man left alive.
The harm that theology has done is not to create cruel impulses, but to give them the sanction of what professes to be lofty ethic, and to confer an apparently sacred character upon practices which have come down from more ignorant and barbarous times.
Never let yourself be diverted, either by what you wish to believe, or what you think could have beneficent social effects if it were believed; but look only and solely at what are the facts.
All that passes for knowledge can be arranged in a hierarchy of degrees of certainty, with arithmetic and the facts of perception at the top.
Real life is, to most men, a long second best, a perpetual compromise between the ideal and the possible.
Broadly speaking, Protestants like to be good and have invented theology in order to keep themselves so, whereas Catholics like to be bad and have invented theology in order to keep their neighbors good. Hence, the social character of Catholicism and the individual character of Protestantism.
Broadly speaking, we are in the middle of a race between human skill as a means and human folly as an end.
I used often to go to America during Prohibition, and there was far more drunkenness there then than before; the prohibition of pornography has much the same effect.
If the Church is not now as bad as the Soviet Government, that is due to the influence of those who attacked the Church
Human nature is so constructed that it gives affection most readily to those who seem least to demand it.
I say people who feel they must have a faith or religion in order to face life are showing a kind of cowardice, which in any other sphere would be considered contemptible. But when it is in the religious sphere it is thought admirable, and I cannot admire cowardice whatever sphere it is in.
Measures of sterilization should, in my opinion, be very definitely confined to persons who are mentally defective
Some `advanced thinkers' are of the opinion that anyone who differs from the conventional opinion must be in the right. This is a delusion; if it were not, truth would be easier to come by than it is.