Apply yourself both now and in the next life. Without effort, you cannot be prosperous. Though the land be good, You cannot have an abundant crop without cultivation.

Results! Why, man, I have gotten a lot of results. I know several thousand things that won't work.

Many people would no more think of entering journalism than the sewage business - which at least does us all some good.

One of the greatest discoveries a person makes, one of their great surprises, is to find they can do what they were afraid they couldn't do.

The painter has the Universe in his mind and hands.

Workers of the world unite; you have nothing to lose but your chains.

God sells us all things at the price of labor.

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

Change yourself and your work will seem different.

A great secret of success is to go through life as a man who never gets used up.

Rich people have small TVs and big libraries, and poor people have small libraries and big TVs.

The secret of success is constancy to purpose.

If you think your teacher is tough, wait until you get a boss. He doesn't have tenure.

There are many ways of going forward, but only one way of standing still.

One of the main weaknesses of mankind is the average man's familiarity with the word 'impossible'.

Because ideas have to be original only with regard to their adaptation to the problem at hand, I am always extremely interested in how others have used them...

Pleasure in the job puts perfection in the work.

All achievement, all earned riches, have their beginning in an idea.

The man who is swimming against the stream knows the strength of it.

Innovation distinguishes between a leader and a follower.

I have far more respect for the person with a single idea who gets there than for the person with a thousand ideas who does nothing