Present fear is never as bad as later regret.

A society is doomed when opinions are respected more than truth.

True love is impossible for those to whom principles mean little.

In the absence of fear, there can be no courage.

There is no nobler deed than the performance of one's duty.

Mental stamina - determination - is a quality of the mind shattered by fatigue.But physical stamina - endurance - is built upon fatigue.

Endurance cannot be produced by determination alone; endurance is a product of physical exercise.