Nothing is difficult in the world, as long as you are willing to climb.

——Mao Zedong

There is a road to the mountain of books and diligence is the path, and there is no limit to the sea of ??learning and hard work is the boat.

——Han Yu

Genius is 99% sweat and 1% inspiration.

——Edison

The edge of a sword comes from sharpening, and the fragrance of plum blossoms comes from the bitter cold.

——Lu You

Aim high.

——Zhuge Liang