All you need in this life is ignorance and confidence, and then success is sure.
Mark Twain
We hold these truths to be self-evident: that all men are created equal; that they are endowed by their Creator with certain unalienable rights; that among these are life, liberty, and the pursuit of happiness.
Thomas Jefferson
He who hath many friends hath none.
Aristotle
Life would be infinitely happier if we could only be born at the age of eighty and gradually approach eighteen.
If we live good lives, the times are also good. As we are, such are the times.
Saint Augustine
The essence of philosophy is that a man should so live that his happiness shall depend as little as possible on external things.
Epictetus