In great men, two traits go together: strength and control. Power, and the knowledge of how to use that power, and when, and why.
There’s no merit in producing testosterone; but there is great merit, for the whole world, when men learn how to use it, and when they learn how to be in control of it, rather than letting it control them. Great men know when to hold their strength in check, and how to use it for the right things. Great men use their strength to protect.
Photo of boy holding salamander by Simcha Fisher: