Any time you have an opportunity to make a difference in this world and you don't, then you are wasting your time on Earth.

If you have a chance to accomplish something that will make things better for people coming behind you, and you don't do that, you are wasting your time on this earth.

児孫のために美田を買わず。

-- The charismatic giant who led Japan's Meiji Restoration through force of personality and moral authority

I shall dedicate myself utterly, giving everything until death claims me.

-- The legendary chancellor and military strategist of the Shu Han kingdom during China's Three Kingdoms period

Eis ton kratiston. (To the strongest.)

-- The Macedonian king who conquered the known world before his thirtieth birthday

I would rather live a short life of glory than a long one of obscurity.

-- The Macedonian king who conquered the known world before his thirtieth birthday

In war there is no substitute for victory.

-- The American general who commanded in the Pacific War and oversaw Japan's postwar occupation

My victories have left sufficient offspring: Leuctra and Mantinea.

-- The Theban general who shattered Sparta's military supremacy at Leuctra