Truth has not single victories; all things are its organs,--not only dust and stones, but errors and lies.

He who travels in search of something which he has not got, travels away from himself and grows old even in youth among old things.

Society, to be sure, does not like this very well; it saith, Whoso goes to walk alone, accuses the whole world; he declares all to be unfit to be his companions; it is very uncivil, nay, insulting; Society will retaliate.

Plato says that the punishment which the wise suffer who refuse to take part in the government, is, to live under the government of worse men; and the like regret is suggested to all the auditors, as the penalty of abstaining to speak,--that they shall hear worse orators than themselves.

There is not a piece of science, but its flank may be turned tomorrow.

The work of vegetation begins first in the irritability of the bark and leaf-buds.

Everything in nature is bipolar, or has a positive and a negative pole.