Great persecutors are recruited among martyrs whose heads haven't been cut off.
— E. M. Cioran

It is essential to seek out enemy agents who have come to conduct espionage against you and to bribe them to serve you. Give them instructions and care for them. Thus doubled agents are recruited and used.
Sun Tzu recruited quote

The city is recruited from the country.
— Ralph Waldo Emerson

In the great mass of our people there are plenty individuals of intelligence from among whom leadership can be recruited.
— Herbert Hoover

No human beings more dangerous than those who have suffered for a belief: the great persecutors are recruited from the martyrs not quite beheaded. Far from diminishing the appetite for power, suffering exasperates it.
— E. M. Cioran