I despise people who depend on these things [heroin and cocaine]. If you really want a mind-altering experience, look at a tree.
Men are anxious to improve their circumstances, but are unwilling to improve themselves; they therefore remain bound.
Humanity is acquiring all the right technology for all the wrong reasons.
He that wrestles with us strengthens our nerves and sharpens our skill. Our antagonist is our helper.
We are not enemies, but friends. We must not be enemies. Though passion may have strained, it must not break our bonds of affection. The mystic chords of memory will swell when again touched, as surely they will be, by the better angels of our nature.
Some people seem to fade away but then when they are truly gone, it's like they didn't fade away at all.
I like university professors, but you know, we shouldn't hold them up as the high-water mark of all human achievement. They're just a form of life, another form of life.
To understand how any society functions you must understand the relationship between the men and the women.
Americans of our own time - minority and majority Americans alike - need the continued guidance that the Voting Rights Act provides. We have come a long way, but more needs to be done.
No mortal can keep a secret. If the lips are silent, he chatters with his fingertips; betrayal oozes out of him at every pore.
Itís extraordinary how self-obsessed human beings are. There is so much more out there than what connects to us.
A man has to learn that he cannot command things, but that he can command himself; that he cannot coerce the wills of others, but that he can mold and master his own will: and things serve him who serves Truth; people seek guidance of him who is master of himself.
Sometimes our light goes out, but is blown again into instant flame by an encounter with another human being.
Cultivation of mind should be the ultimate aim of human existence.
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.
He who makes a beast of himself gets rid of the pain of being a man.
One can choose to go back toward safety or forward toward growth. Growth must be chosen again and again; fear must be overcome again and again.
Challenging the meaning of life is the truest expression of the state of being human.
We may have different religions, different languages, different colored skin, but we all belong to one human race.
Everyone has his own specific vocation or mission in life; everyone must carry out a concrete assignment that demands fulfillment. Therein he cannot be replaced, nor can his life be repeated, thus, everyone's task is unique as his specific opportunity to implement it.