If you do not change direction, you may end up where you are heading.
It is amazing how much can be accomplished if no one cares who gets the credit.
I'm a slow walker, but I never walk back.
It has been my observation that most people get ahead during the time that others waste
The whole secret of a successful life is to find out what is one's destiny to do, and then do it.
Rich people have small TVs and big libraries, and poor people have small libraries and big TVs.
I'm not the smartest fellow in the world, but I can sure pick smart colleagues.
When things go wrong don't go with them
If A is success in life, then A equals x plus y plus z. Work is x; y is play; and z is keeping your mouth shut.
What one has to do usually can be done.
Only you can control your future.
Once you start a working on something, don't be afraid of failure and don't abandon it. People who work sincerely are the happiest.
Practice does not make perfect. Perfect practice makes perfect.
It is easier for a tutor to command than to teach.
Purity, patience, and perseverance are the three essentials to success and, above all, love.
Don't spend time beating on a wall, hoping to transform it into a door.
When inspiration does not come to me, I go halfway to meet it.
For the bureaucrat, the world is a mere object to be manipulated by him.
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...
I hope that I may always desire more than I can accomplish.
Success means we go to sleep at night knowing that our talents and ablities were used in a way that served others.