There is no past we can bring back by longing for it. There is only an eternal now that builds and creates out of the past something new and better.

What life half gives a man, posterity gives entirely.

When I say to the Moment flying; 'Linger a while -- thou art so fair!' Then bind me in thy bonds undying, And my final ruin I will bear!

Time does not relinquish its rights, either over human beings or over mountains.

The brilliant passes, like the dew at morn; The true endures, for ages yet unborn.

Divide and rule, a sound motto. Unite and lead, a better one.

To me the external existence of my soul is proved from my idea of activity. If I work incessantly until my death, nature will give me another form of existence when the present can no longer sustain my spirit.