After your death you will be what you were before your birth.
A narrow mind and a fat head invariably come on the same person.
The U.S. Census Bureau acknowledged this fact when it reported that those with a bachelor's degree earn on average $1 million more over their lifetime than those with only a high school diploma.
Of mankind we may say in general they are fickle, hypocritical, and greedy of gain.
A man is not rightly conditioned until he is a happy, healthy, and prosperous being; and happiness, health, and prosperity are the result of a harmonious adjustment of the inner with the outer of the man with his surroundings.
All is in the hands of man. Therefore wash them often.
Human history is in essence a history of ideas.
You climb to reach the summit, but once there, discover that all roads lead down.
I despise people who depend on these things [heroin and cocaine]. If you really want a mind-altering experience, look at a tree.
There is no marvel in a woman learning to speak, but there would be in teaching her to hold her tongue.
Man has the power to act as his own destroyer - and that is the way he has acted through most of his history.
The true measure of a man is how he treats someone who can do him absolutely no good.
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.
If you want to know what a man's like, take a good look at how he treats his inferiors, not his equals.
When people are protecting something truly special to them, they truly can become...as strong as they can be.
Everything can be taken from a man or a woman but one thing: the last of human freedoms to choose one's attitude in any given set of circumstances, to choose one's own way.
To understand how any society functions you must understand the relationship between the men and the women.
Every form of addiction is bad, no matter whether the narcotic be alcohol, morphine or idealism.
Everywhere man blames nature and fate yet his fate is mostly but the echo of his character and passion, his mistakes and his weaknesses.
Progress of mankind is progress of mind and intellect.