All the problems of the world could be settled if people were only willing to think. The trouble is that people very often resort to all sorts of devices in order not to think, because thinking is such hard work

The way to succeed is to double your error rate

Life isn't all beer and skittles, but beer and skittles, or something better of the same sort, must form a good part of every Englishman's education

Don't make friends who are comfortable to be with. Make friends who will force you to lever yourself up

If you want to achieve excellence, you can get there today. As of this second, quit doing less-than-excellent work

Sin hath the devil for its father, shame for its companion, and death for its wages

Really big people are, above everything else, courteous, considerate and generous - not just to some people in some circumstances - but to everyone all the time

I think there is a world market for maybe five computers

Nothing so conclusively proves a man's ability to lead others as what he does from day to day to lead himself