Use your health, even to the point of wearing it out. That is what it is for. Spend all you have before you die; do not outlive yourself.

Money enables us to get what we want instead of what other people think we want.

For the pre-Darwinian age had come to be regarded as a Dark Age in which men still believed that the book of Genesis was a standard scientific treatise, and that the only additions to it were Galileo'a demonstration of Leonardo da Vinci's simple remark that the earth is a moon of the sun, Sir Humphrey Davy's invention of the safety lamp, the discovery of electricity, the application of steam to industrial purposes, and the penny post.

I can forgive Alfred Nobel for having invented dynamite, but only a fiend in human form could have invented the Nobel Prize.

What you are to do without me I cannot imagine.

From Mozart I learnt to say important things in a conversational way.

Sherlock Holmes was a drug addict without a single amiable trait.