The reward of suffering is experience.

— Harry Truman

Wherever the standard of freedom and independence has been or shall be unfurled, there will her heart be.

— John Quincy Adams

The most fundamental problem of politics is not the control of wickedness but the limitation of righteousnes

Henry Kissinger

I have written my work not as an essay to win the applause of the moment, but as a possession for all time.

— Thucydides