The oldest, shortest words- 'yes' and 'no'- are those which require the most thought.

The greatest of wealth is the richness of the soul.

I hear and I forget. I see and I remember. I do and I understand.

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.

If you do not know the laws of right conduct, you cannot form your character.

Without courage, wisdom bears no fruit.

The greatest deception men suffer is from their own opinions.

If a man could have half of his wishes, he would double his troubles.

One who gains strength by overcoming obstacles possesses the only strength which can overcome adversity.

The difference between stupidity and genius is that genius has its limits.

The very essence of instinct is that it's followed independently of reason.

Yesterday I was clever, so I wanted to change the world. Today I am wise, so I am changing myself.

Honesty is the first chapter in the book of wisdom.

True knowledge lies in knowing how to live.

There are two educations. One should teach us how to make a living and the other how to live.

The wise man should restrain his senses like the crane and accomplish his purpose with due knowledge of his place, time and ability.

Desire, ignorance, and inequality—this is the trinity of bondage.

Never do anything when you are in a temper, for you will do everything wrong.

Intelligence is a moral category.

Great acts are made up of small deeds.

Wonder is the beginning of wisdom.