刚强
1.He became more and more unyielding.
6.In the book of Lao Zi, femininity embodies the constructive power, which is full of energy and in favor of harmony of the whole world.
8.In the Middle Ages, men wore them to symbolise their courage and virility.
10.Confucius said , “Being firm, resolute, simple and reticent is close to being humane.

