There is only one religion, though there are a hundred versions of it.
No man who is occupied in doing a very difficult thing, and doing it very well, ever loses his self-respect.
Human beings are the only animals of which I am thoroughly and cravenly afraid.
Do not try to live forever. You will not succeed.
A man never tells you anything until you contradict him.
It is most unwise for people in love to marry.
Better never than late.
Peace is not only better than war, but infinitely more arduous.
What a man believes may be ascertained, not from his creed, but from the assumptions on which he habitually acts.
You’ll never have a quiet world till you knock the patriotism out of the human race.
In this world there is always danger for those who are afraid of it.
Virtue consists, not in abstaining from vice, but in not desiring it.
My reputation grows with every failure.
Americans adore me and will go on adoring me until I say something nice about them.
Except during the nine months before he draws his first breath, no man manages his affairs as well as a tree does.
We learn from experience that men never learn anything from experience.
Man can climb to the highest summits, but he cannot dwell there long.
The love of economy is the root of all virtue.
Men are wise in proportion, not to their experience, but to their capacity for experience.
Every person who has mastered a profession is a skeptic concerning it.