There is no patriotic art and no patriotic science.

Mannerism is always longing to have done, and has no true enjoyment in work. A genuine, really great talent, on the other hand, has its greatest happiness in execution.

Treat people the way they are and they will stay that way. Treat people the way they can become and they will become that way.

Every man bears something within him that, if it were publicly announced, would excite feelings of aversion.

Each indecision brings its own delays and days are lost lamenting over lost days... What you can do or think you can do, begin it. For boldness has magic, power, and genius in it.

Against great advantages in another, there are no means of defending ourselves except love.

Difficulties increase the nearer we get to the goal.