Friendship is unnecessary, like philosophy, like art... It has no survival value; rather it is one of those things that give value to survival.
Education without values, as useful as it is, seems rather to make man a more clever devil.
Don't use words too big for the subject. Don't say "infinitely" when you mean "very"; otherwise you'll have no word left when you want to talk about something really infinite.
Courage is not simply one of the virtues, but the form of every virtue at the testing point.
Christianity, if false, is of no importance, and if true, of infinite importance. The only thing it cannot be is moderately important.
Can a mortal ask questions which God finds unanswerable? Quite easily, I should think. All nonsense questions are unanswerable.
An explanation of cause is not a justification by reason.
Aim at heaven and you will get earth thrown in. Aim at earth and you get neither.
Affection is responsible for nine-tenths of whatever solid and durable happiness there is in our lives.
A young man who wishes to remain a sound atheist cannot be too careful of his reading.
A man who is eating or lying with his wife or preparing to go to sleep in humility, thankfulness and temperance, is, by Christian standards, in an infinitely higher state than one who is listening to Bach or reading Plato in a state of pride.
A man can no more diminish God's glory by refusing to worship Him than a lunatic can put out the sun by scribbling the word, 'darkness' on the walls of his cell.
It may be hard for an egg to turn into a bird: it would be a jolly sight harder for it to learn to fly while remaining an egg. We are like eggs at present. And you cannot go on indefinitely being just an ordinary, decent egg. We must be hatched or go bad.
Failures are finger posts on the road to achievement.
The real problem is not why some pious, humble, believing people suffer, but why some do not.