The necessity of labor and conversation with many men and things to the scholar is rarely well remembered.

Never look back unless you are planning to go that way.

There is no remedy for love but to love more.

The price of anything is the amount of life you exchange for it.

It's the beauty within us that makes it possible for us to recognize the beauty around us. The question is not what you look at but what you see.

If one advances confidently in the direction of his dreams, and endeavors to live the life which he has imagined...

I went to the woods because I wished to live deliberately.

be yourself- not your idea of what you think somebody else's idea of yourself should be.

What lies behind us and what lies ahead of us are tiny matters compared to what lives within us.

The greatest tragedy in life is to spend your whole life fishing only to discover it was never fish that you were after.

The only people who ever get anyplace interesting are the people who get lost.

I am but God's finger, John. If he would condemn Elizabeth, she will be condemned.

If you have a hammer, use it everywhere you can, but I do not claim that everything is fractal.

I find science so much more fascinating than science fiction. It also has the advantage of being true.

Ah, no, far be from me a thought which I loathe like poison.

I love musk oil. There's something about musk that makes it memorable without being overpowering.

It is the little bits of things that fret and worry us; we can dodge a elephant, but we can't dodge a fly.

Construed as a means instead of an end, history is the weapon with which we defend the future against the past.

There can never be any substitute for your own palate nor any better education than tasting the wine yourself.

Premature optimization is the root of all evil in programming.

A rational man acting in the real world may be defined as one who decides where he will strike a balance between what he desires and what can be done.