insist on

willpower

A famous motto

Great works are not accomplished by strength, but by persistence.

-Johnson

I'll tell you the secret of my goal. My only strength is my persistence.

Pasteur

One dollar a day, ten dollars a day. The rope saws wood, but water drops stones.

-Bangu

How to turn plum blossom fragrance without biting?

-Fan Song

Don't lose heart, as long as you persevere, there will be results in the end.

-Qian Xuesen

Success lies not in strength, but in how long you persist.

-Johnson.