The first one, especially!

"How vain it is to sit down to write when you have not stood up to live."
-- Henry David Thoreau

"If we were not all so interested in ourselves, life would be so uninteresting that none of us would be able to endure it."
-- Arthur Schopenhauer

"I was the kid next door's imaginary friend."
-- Emo Phillips

"Absurdity, n.: A statement or belief manifestly inconsistent with one's own opinion."
-- Ambrose Bierce