The life contest is primarily a competition for available energy.

If you are out to describe the truth, leave elegance to the tailor.

Bring forward what is true, Write it so that it is clear, Defend it to your last breath!

Nothing is more practical than a good theory.

Available energy is the main object at stake in the struggle for existence and the evolution of the world.

A mathematician will recognise Cauchy, Gauss, Jacobi or Helmholtz after reading a few pages, just as musicians recognise, from the first few bars, Mozart, Beethoven or Schubert.

Thermodynamics, correctly interpreted, does not just allow Darwinian evolution; it favors it.

Which is more remarkable fact about America: that millionaires are idealists or idealists become millionaires.

In my view all salvation for philosophy may be expected to come from Darwin's theory

Bring forward what is true. Write it so that it is clear. Defend it to your last breath.

Break the rules not because you don’t know better, but because you know them too well

Hope for the best and Prepare for the Worst.

Do not let anyone else's expectations direct the course of your life. I have discovered happiness in being true to who I am.

I alone knew what I had suffered. I alone knew what it felt like to be alive but dead.

The birth mother is placing the baby out of love. I still believe that. Well, the ones weve dealt with who were actually pregnant, anyway.

I've actually been turned down for jobs because I was in Playboy.

Every obstacle is destroyed through rigor.

Poetry has a way of teaching one what one needs to know ... if one is honest.

I was opposed to the U.S. involvement in Libya from the very start. President Obama has never made a compelling national security case on Libya.

In todays uncertain economy, the safest solution to be wealthy, be in total control and enjoy freedom for you and your family is to have multiple streams of income.