This moment is all there is.

Rumi

One moment of patience may ward off great disaster. One moment of impatience may ruin a whole life.

Chinese Proverb

When the rich make war, it's the poor that die.

Russian proverb

The work praises the man.

Irish proverb

Be a master of the mind, not mastered by the mind.

Zen Proverb

Who does not thank for little will not thank for much.

Estonian Proverb