The wealth of society is created by the workers, peasants and working intellectuals. If they take their destiny into their own hands, follow a Marxist-Leninist line and take an active attitude in solving problems instead of evading them, there will be no difficulty in the world which they cannot overcome.
Mao ZedongIn general, any form of exercise, if pursued continuously, will help train us in perseverance. Long-distance running is particularly good training in perseverance.
Mao Zedong