When you doubt your power, you give power to your doubt

Generally, about all perception, we can say that a sense is what has the power of receiving into itself the sensible forms of things without the matter, in the way in which a piece of wax takes on the impress of a signet ring without the iron or gold

In a democracy the poor will have more power than the rich, because there are more of them, and the will of the majority is supreme.

The one exclusive sign of thorough knowledge is the power of teaching.

Anyone can become angry - that is easy, but to be angry with the right person at the right time, and for the right purpose and in the right way - that is not within everyone's power and that is not easy.

Music has a power of forming the character, and should therefore be introduced into the education of the young.