“ If youth knew if age could. ”

- Sigmund Freud

“ A certain amount of opposition is a great help to a man. Kites rise against, not with, the wind. ”

- Lewis Mumford

“ As a single footstep will not make a path on the earth, so a single thought will not make a pathway in the mind. To make a deep physical path, we walk again and again. To make a deep mental path, we must think over and over the kind of thoughts we wish to dominate our lives. ”

- Henry David Thoreau

“ It is better to keep your mouth closed and let people think you are a fool than to open it and remove all doubt. ”

- Mark Twain

“ It's not that I'm so smart, it's just that I stay with problems longer. ”

- Albert Einstein

“ A pure hand needs no glove to cover it. ”

- Nathaniel Hawthorne

“ The pine stays green in winter... wisdom in hardship. ”

- Norman Douglas

“ Life is but thought. ”

- Sara Teasdale

“ We are what we believe we are. ”

- C. S. Lewis

“ A fine quotation is a diamond in the hand of a man of wit and a pebble in the hand of a fool. ”

- Joseph Roux

“ We do not judge the people we love. ”

- Jean-Paul Sartre

“ Intellectuals solve problems, geniuses prevent them. ”

- Albert Einstein

“ I hear, I know. I see, I remember. I do, I understand. ”

- Confucius

“ If not me, who? And if not now, when? ”

- Mikhail Gorbachev

“ It is the set of the sails, not the direction of the wind that determines which way we will go. ”

- Jim Rohn

“ I think therefore I am. ”

- Rene Descartes

“ Be nice to people on your way up because you'll meet them on your way down. ”

- Wilson Mizner

“ It is one thing to praise discipline, and another to submit to it. ”

- Miguel de Cervantes

“ Inspiration arrives as a packet of material to be delivered. ”

- John Updike

“ At times I think and at times I am. ”

- Paul Valery