to put into practice or the practical application of theory

to trample

to carry out, implement, or fulfill; to keep (one's word)

King Gou Jian of Yue (c. 470 BC), sometimes considered one of the Five Hegemons [[春秋五霸|春秋五霸|Chun1 qiu1 Wu3 ba4]]

to treat someone cruelly, humiliate, or degrade them

to insult grievously, humiliate, or trample on someone's dignity or reputation

to fulfill a commitment or honor the terms of a previous agreement

King Gou Jian of Yue (c. 470 BC), sometimes considered one of the Five Hegemons

to carry out (a task or promise)

Actual practice is the sole criterion for judging truth (a key principle of Deng Xiaoping theory, dating from 1978).