So far war has been the only force that can discipline a whole community, and until an equivalent discipline is organized, I believe that war must have its way.

The essence of genius is to know what to overlook.

Act in earnest and you will become earnest in all you do.

In the acquisition of a new habit, or the leaving off of an old one, we must take care to launch ourselves with as strong and decided an initiative as possible.

Man can change his life simply by changing his attitude.

Let everything you do be done as if it makes a difference.

The greatest weapon against stress is our ability to choose one thought over another.