PRESIDENT, n. The leading figure in a small group of men of whom - and of whom only - it is positively known that immense numbers of their countrymen did not want any of them for President.
Invincibility is in oneself, and vulnerability is in the opponent. Invincibility is a matter of defense, vulnerability is a matter of attack. Therefore skillful warriors are able to be invincible, but they cannot cause opponents to be vulnerable. That is why it is said that victory is discerned and not manufactured.