What is the principle of Shaolin Temple monks standing on an inclined wooden stick?

It is the supporting principle that Shaolin Temple monks stand on inclined wooden sticks.

In principle, both Chinese words and pinyin are yuán lǐ, which means the most basic law with universal significance.

The most basic law with universal significance. Scientific principles, whose correctness is determined by practice, can be used as the basis of other laws. It also refers to the truth of universal significance.