There is only one corner of the universe you can be certain of improving, and that's your own self.
The secret of genius is to carry the spirit of the child into old age, which means never losing your enthusiasm.
There are things known and there are things unknown, and in between are the doors of perception.
After silence, that which comes nearest to expressing the inexpressible is music.
You should hurry up and acquire the cigar habit. It's one of the major happinesses. And so much more lasting than love, so much less costly in emotional wear and tear.
There isn't any formula or method. You learn to love by loving - by paying attention and doing what one thereby discovers has to be done.
Experience is not what happens to you; it's what you do with what happens to you.
Dream in a pragmatic way.
The more powerful and original a mind, the more it will incline towards the religion of solitude.
A child-like man is not a man whose development has been arrested; on the contrary, he is a man who has given himself a chance of continuing to develop long after most adults have muffled themselves in the cocoon of middle-aged habit and convention.
That men do not learn very much from the lessons of history is the most important of all the lessons of history.
Beauty is worse than wine, it intoxicates both the holder and beholder.
That we are not much sicker and much madder than we are is due exclusively to that most blessed and blessing of all natural graces, sleep.
Happiness is a hard master, particularly other people's happiness.
Consistency is contrary to nature, contrary to life. The only completely consistent people are dead.
Technological progress has merely provided us with more efficient means for going backwards.
My father considered a walk among the mountains as the equivalent of churchgoing.
You shall know the truth, and the truth shall make you mad.
God isn't compatible with machinery and scientific medicine and universal happiness. You must make your choice. Our civilization has chosen machinery and medicine and happiness.
Your true traveller finds boredom rather agreeable than painful. It is the symbol of his liberty - his excessive freedom. He accepts his boredom, when it comes, not merely philosophically, but almost with pleasure.