The only way to do great work is to love what you do. If you haven't found it yet, keep looking. Don't settle. As with all matters of the heart, you'll know when you find it.

If A is a success in life, then A equals x plus y plus z. Work is x; y is play; and z is keeping your mouth shut.

If you always put limit on everything you do, physical or anything else, it will spread into your work and into your life. There are no limits. There are only plateaus, and you must not stay there, you must go beyond them.

If you want to do your duty properly, you should do just a little more than that.

Everything that is really great and inspiring is created by the individual who can labor in freedom.

Thinking is the hardest work there is, which is probably the reason why so few engage in it.

I know you've heard it a thousand times before. But it's true — hard work pays off. If you want to be good, you have to practice, practice, practice. If you don't love something, then don't do it.

It is important to understand that even in theory the payment of the worker is not determined by the value of his product.

Hard work is simply the refuge of people who have nothing whatever to do.

Work is the curse of the drinking classes.