Who said "Patience is the virtue of the strong, not the weak."?

This quote is attributed to Leibniz, Gottfried.

Patience is the virtue of the strong, not the weak. - Leibniz, Gottfried

"Patience is the virtue of the strong, not the weak."

Leibniz, Gottfried Patience

Philosopher-Mathematician German 1646–1716

"There is nothing in the intellect that was not first in the senses, except the intellect itself."

"The present is pregnant with the future."

"Nature never makes jumps."

"God is in the details."

"Patience is a virtue I'm still learning."

"I may be a redhead, but I'm not a hothead."

"Patience is a virtue."

"Patience is a virtue I never learned."