For the choke, there are no "tough guys". With an arm lock he can be tough and resist the pain. With the choke he just passes out, goes to sleep.
Helio GracieJiu Jitsu is a mousetrap. The trap does not chase the mouse. But when the mouse grabs the cheese, the trap plays its role.
Helio GracieAlways assume that your opponent is going to be bigger, stronger and faster than you; so that you learn to rely on technique, timing and leverage rather than brute strength
Helio Gracie