Quotes by Scientist

The moral virtues, then, are produced in us neither by nature nor against nature. Nature, indeed, prepares in us the ground for their reception, but their complete formation is the product of habit.

In bad or corrupted natures the body will often appear to rule over the soul, because they are in an evil and unnatural condition. At all events we may firstly observe in living creatures both a despotical and a constitutional rule; for the soul rules the body with a despotical rule, whereas the intellect rules the appetites with a constitutional and royal rule. And it is clear that the rule of the soul over the body, and of the mind and the rational element over the passionate, is natural and expedient; whereas the equality of the two or the rule of the inferior is always hurtful.

We do not act rightly because we have virtue or excellence. But they hesitate, waiting for the other fellow to make the first move-and he, in turn, waits for you.

It seems that ambition makes most people wish to be loved rather than to love others.

We are convinced by a speaker's good character when their speech makes us trust them. We believe good people more easily and completely than others, especially when there's no definite answer and opinions are split.

If happiness is activity in accordance with excellence, it is reasonable that it should be in accordance with the highest excellence.

Today, see if you can stretch your heart and expand your love so that it touches not only those to whom you can give it easily, but also to those who need it so much.

Knowing what is right does not make a sagacious man.

Bravery is a mean state concerned with things that inspire confidence and with things fearful ... and leading us to choose danger and to face it, either because to do so is noble, or because not to do so is base. But to court death as an escape from poverty, or from love, or from some grievous pain, is no proof of bravery, but rather of cowardice.

Wicked men obey for fear, but the good for love.