“As fire tempers steel, so hardship can temper the human soul.”
“Fear is a fire to temper courage and resolve. Use it so.”
“Opposition can be your friend. Opposition can be the fire that tempers the better sword, as well as the ice that cools a fiery temper. Don't ever run from it; learn from it!”
“Men are like steel. When they lose their temper, they lose their worth.”
“A gentle response defuses anger but a sharp tongue kindles a temper fire.”
“The souls of heroes are forged by the gods and tempered with the pain of life.”