Respect yourself if you would have others respect you.
Every aquarium will eventually leak.
Strength does not come from physical capacity. It comes from an indomitable will.
There are things known and there are things unknown, and in between are the doors of perception.
The pendulum of the mind oscillates between sense and nonsense, not between right and wrong.
Great acts are made up of small deeds.
The difference between stupidity and genius is that genius has its limits.
Yesterday is but today's memory and tomorrow is today's dream.
A precedent embalms a principle.
The noblest pleasure is the joy of understanding.
He who is cruel to animals becomes hard also in his dealings with men. We can judge the heart of a man by his treatment of animals.
You don't become what you want, you become what you believe
A crust eaten in peace is better than a banquet partaken in anxiety.
It is a wise man that does know the contented man is never poor, whilst the discontented man is never rich.
Let no man pull you low enough to hate him.
What a man does for others, not what they do for him, gives him immortality.
Those who know, do. Those that understand, teach.
If we do not lay out ourselves in the service of mankind whom should we serve?
It is not titles that honor men, but men that honor titles.
The greatest of all mistakes is to do nothing because you think you can only do a little
Between stimulus and response there is a space. In that space is our power to choose our response. In our response lies our growth and our freedom.