You can't solve a problem? Well, get down and investigate the present facts and [the problem's] past history! When you have investigated the problem thoroughly, you will know how to solve it.
Mao ZedongWinds flap the sail, tortoise and snake are silent, a great plan looms. A bridge will fly over this moat dug by heaven and be a road from north to south. We will make a stone wall against the upper river to the west and hold back steamy clouds and rain of Wu peaks. Over tall chasms will be a calm lake, and if the goddess of these mountains is not dead she will marvel at the changed world.
Mao ZedongAs for people who are politically backward, Communists should not slight or despise them, but should befriend them, unite with them, convince them and encourage them to go forward.
Mao Zedong