If we open a quarrel between past and present, we shall find that we have lost the future. 

At his best, man is the noblest of all animals; separated from law and justice he is the worst.

There could be no fairer destiny for any physical theory than that it should point the way to a more comprehensive theory in which it lives on as a limiting case. 

Constant development is the law of life, and a man who always tries to maintain his dogmas in order to appear consistent drives himself into a false position.

We may have our private opinions but why should they be a bar to the meeting of hearts?

Character may almost be called the most effective means of persuasion.

The policy of being too cautious is the greatest risk of all.

The competitor to be feared is one who never bothers about you at all, but goes on making his own business better all the time. 

You know, my main reaction to this money thing is that it's humorous, all the attention to it, because it's hardly the most insightful or valuable thing that's happened to me.

In constructing the plot and working it out with the proper diction, the poet should place the scene, as far as possible, before his eyes. In this way, seeing everything with the utmost vividness, as if he were a spectator of the action, he will discover what is in keeping with it, and be most unlikely to overlook inconsistencies.

If there are dreams about a beautiful South Africa, there are also roads that lead to their goal. Two of these roads could be named Goodness and Forgiveness.

He who is too busy doing good finds no time to be good.