GREAT, GREAT MINDS
Hate is too great a burden to bear. It injures the hater more than it injures the hated.
GREAT, HATE IS TOO GREAT A BURDEN TO BEAR
A great part of courage is the courage of having done the thing before.
GREAT, COURAGE OF HAVING DONE THE THINGS BEFORE
Most people say that it is the intellect which makes a great scientist. They are wrong: it is character.