Men are anxious to improve their circumstances, but are unwilling to improve themselves; they therefore remain bound.

The greatest attitude of all is gratitude.

That man is the noblest creature may also be inferred from the fact that no other creature has yet contested this claim.

The first human who hurled an insult instead of a stone was the founder of civilization.

Great men are like eagles, and build their nest on some lofty solitude.

The capacity to suffer varies more than anything that I have observed in human nature.

In many people it is already an impertinence to say 'I'.

Every man takes the limits of his own field of vision for the limits of the world.

Johnny Cash has always been larger than life.

There is no marvel in a woman learning to speak, but there would be in teaching her to hold her tongue.

People who know little are usually great talkers, while men who know much say little.

The greatest sweetener of human life is Friendship. To raise this to the highest pitch of enjoyment, is a secret which but few discover.

I just invent, then wait until man comes around to needing what I've invented.

There is no come back to caves. We are too many.

A man's feet should be planted in his country, but his eyes should survey the world.

The highest forms of understanding we can achieve are laughter and human compassion.

A desire to be observed, considered, esteemed, praised, beloved, and admired by his fellows is one of the earliest as well as the keenest dispositions discovered in the heart of man.

I despise people who depend on these things [heroin and cocaine]. If you really want a mind-altering experience, look at a tree.

Sickness is mankind's greatest defect.

A man sooner or later discovers that he is the master-gardener of his soul, the director of his life.

You may turn into an archangel, a fool, or a criminal ? no one will see it. But when a button is missing?everyone sees that.