The belief that youth is the happiest time of life is founded upon a fallacy. The happiest person is the person who thinks the most interesting thoughts, and we grow happier as we grow older.

Give me six hours to chop down a tree, and I will spend the first four sharpening the axe.

If you talk to the animals, they will talk to you, and you will know each other.

Thinking is difficult, that's why most people judge.

Be kind to all creatures; this is the true religion.

You cannot believe in God until you believe in yourself.

Anything that makes you weak physically, intellectually, and spiritually, reject as poison.