He who wishes to exert a ...

He who wishes to exert a useful influence must be careful to insult nothing. Let him not be troubled by what seems absurd, but concentrate his energies to the creation of what is good. He must not demolish, but build. He must raise temples where mankind may come and partake of the purest pleasure.
He who wishes to exert a useful influence must be careful to insult nothing. Let him not be troubled by what seems absurd, but concentrate his energies to the creation of what is good. He must not demolish, but build. He must raise temples where mankind may come and partake of the purest pleasure.

Quotes from the same author

Knowing is not enough; we must apply. Willing is not enough; we must do.
Just trust yourself, then you will know how to live.
The really unhappy person is the one who leaves undone what they can do, and starts doing what they don't understand; no wonder they come to grief.
What is not started today is never finished tomorrow.
A man sees in the world what he carries in his heart.