All art requires courage.
Meditation does not mean just sitting quietly for five or ten minutes. It requires conscious effort. The mind has to be made calm and quiet; at the same time, it has to be vigilant so as not to allow any distracting thoughts or desires to enter.
Extraordinary claim requires extraordinary proof.
Being trustworthy requires: Doing the right thing. And doing things right.
Even virtue itself, all perfect as it is, requires to be inspirited by passion; for duties are but coldly performed which are but philosophically fulfilled.
Civilization depends on, and civility often requires, the willingness to say, 'What you are doing is none of my business' and 'What I am doing is none of your business. '
Rational behavior requires theory. Reactive behavior requires only reflex action.
Your country requires heroes; be heroes; your duty is to go on working, and then everything will follow of itself.
Every actual democracy rests on the principle that not only are equals equal but unequals will not be treated equally. Democracy requires, therefore, first homogeneity and second—if the need arises elimination or eradication of heterogeneity.
Since natural selection requires a function to select, an irreducibly complex biological system, if there is such a thing, would have to arise as an integrated unit for natural selection to have anything to act on.
Man. . . is a tame or civilized animal; never the less, he requires proper instruction and a fortunate nature, and then of all animals he becomes the most divine and most civilized; but if he be insufficiently or ill- educated he is the most savage of earthly creatures.
This is why we give up on things that break our heart because it requires change.
Even if the project requires you to have all the ducks in a line, I can't do that. I don't create way.
Peace requires us to surrender our illusions of control.
People are generally resistant to teaching and training because it requires effort. This clashes with the natural wiring of human adults: We are fundamentally lazy.
You might be a redneck if getting a package from your post office requires a full tank of gas in the truck.
Learning in the arts requires the ability and a willingness to surrender to the unanticipated possibilities of the work as it unfolds.
The onward march of the human race requires that the heights around it constantly blaze with noble lessons of courage. Deeds of daring dazzle history and form one of man's guiding lights.
It is to live that requires courage, not to die.
The rigour of science requires that we distinguish well the undraped figure of Nature itself from the gay-coloured vesture with which we clothe her at our pleasure.