Who said "Patience is a bitter plant but it has sweet fruit."?

This quote is attributed to Kant, Immanuel.

Patience is a bitter plant but it has sweet fruit. - Kant, Immanuel

"Patience is a bitter plant but it has sweet fruit."

Kant, Immanuel Patience

Philosopher German 1724–1804

"Act only according to that maxim whereby you can at the same time will that it should become a universal law."

"Sapere aude! Dare to know! Have the courage to use your own understanding."

"Two things awe me most: the starry sky above and the moral law within."

"I am never content with myself in relation to my knowledge and virtue."

"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."