“All sciences are vain and full of errors that are not born of Experience, the mother of all Knowledge.”

God sells us all things at the price of labor.

Learning never exhausts the mind.

Motion is created by the destruction of balance.

To be a winner you must want to win but must know of the chance of losing and must not fear of it.

As a well spent day brings happy sleep, so life well used brings happy death.

Vitality and beauty are gifts of Nature for those who live according to its laws.

Experience is a truer guide than the words of others.

Make your work to be in keeping with your purpose.

Marriage is like putting your hand into a bag of snakes in the hope of pulling out an eel.

Nothing is hidden under the sun.

Your brain is much better than you think; just use it!

Truly man is the king of beasts, for his brutality exceeds them. We live by the death of others. We are burial places.

You must grow in patience when you meet with great wrongs, and they will then be powerless to vex your mind.

If you are alone you belong entirely to yourself.

The deeper the feeling, the greater the pain.

The artist sees what others only catch a glimpse of.