We are made to persist. That's how we find out who we are.
Nothing in the world can take the place of Persistence. Talent will not; nothing is more common than unsuccessful men with talent. Genius will not; unrewarded genius is almost a proverb. Education will not; the world is full of educated derelicts. Persistence and determination alone are omnipotent. The slogan 'Press On' has solved and always will solve the problems of the human race.
We cannot destroy kindred: Our chains stretch a little sometimes, but they never break.
I often quote myself. It adds spice to my conversation.
A synonym is a word you use when you can't spell the word you first thought of.
The truth does not change according to our ability to stomach it.
There are several good protections against temptations, but the surest is cowardice.