Natural science will in time incorporate into itself the science of man, just as the science of man will incorporate into itself natural science: there will be one science.
Karl Marx

We should not say that one man's hour is worth another man's hour, but rather that one man during an hour is worth just as much as another man during an hour. Time is everything, man is nothing: he is at the most time's carcass.
Karl Marx

The ideas of the ruling class are in every epoch the ruling ideas, i.e., the class which is the ruling material force of society, is at the same time its ruling intellectual force.
Karl Marx

Art is always and everywhere the secret confession, and at the same time the immortal movement of its time.
Karl Marx

When I am right, I get angry. Churchill gets angry when he is wrong. We are angry at each other much of the time.
Charles de Gaulle

Once upon a time there was an old country, wrapped up in habit and caution. We have to transform our old France into a new country and marry it to its time.
Charles de Gaulle

Death is a challenge. It tells us not to waste time... It tells us to tell each other right now that we love each other.
Leo Buscaglia

It is paradoxical that many educators and parents still differentiate between a time for learning and a time for play without seeing the vital connection between them.
Leo Buscaglia

I have made the tough decisions, always with an eye toward the bottom line. Perhaps it's time America was run like a business.
Donald Trump

Every time you walk down the street people are screaming, 'You're fired!'
Donald Trump

The time to take counsel of your fears is before you make an important battle decision. That's the time to listen to every fear you can imagine! When you have collected all the facts and fears and made your decision, turn off all your fears and go ahead!
George S. Patton

There is a time to take counsel of your fears, and there is a time to never listen to any fear.
George S. Patton

Do your damnedest in an ostentatious manner all the time.
George S. Patton

Someone's sitting in the shade today because someone planted a tree a long time ago.
Les Brown

There was a time when a man was so convinced that the world was round that he was determined to prove it.
Ernest Holmes

Acting is a nice childish profession - pretending you're someone else and, at the same time, selling yourself.
Katharine Hepburn

It's life isn't it? You plow ahead and make a hit. And you plow on and someone passes you. Then someone passes them. Time levels.
Katharine Hepburn

To keep your character intact you cannot stoop to filthy acts. It makes it easier to stoop the next time.
Katharine Hepburn

What then is time? If no one asks me, I know what it is. If I wish to explain it to him who asks, I do not know.
Saint Augustine

If there existed no external means for dimming their consciences, one-half of the men would at once shoot themselves, because to live contrary to one's reason is a most intolerable state, and all men of our time are in such a state.
Leo Tolstoy