The butterfly counts not months but moments, and has time enough.

Small aim is a crime.

It is science alone that can solve the problems of hunger and poverty, of insanitation and illiteracy, of superstition and deadening custom and tradition, of vast resources running to waste, or a rich country inhabited by starving people... Who indeed could afford to ignore science today? At every turn we have to seek its aid... The future belongs to science and those who make friends with science.

The commander in the field is always right and the rear echelon is wrong, unless proved otherwise.

Heroism on command, senseless violence, and all the loathsome nonsense that goes by the name of patriotism - how passionately I hate them!

If you take others for granted, God may do the same thing with you.

He who is to be a good ruler must have first been ruled.

Money is like an arm or leg - use it or lose it.  

Always bear in mind that your own resolution to succeed is more important than any other.

The farther backward you can look, the farther forward you can see. 

It took us three years to build the NeXT computer. If we'd given customers what they said they wanted, we'd have built a computer they'd have been happy with a year after we spoke to them - not something they'd want now.

I believe life is an intelligent thing: that things aren't random.