Chinese are the first people to have tea. One thousand and two hundred years ago, Lu Yu wrote a book called “The Classic of Tea”, which is honored “The Bible of Tea”．The book gives a detailed (explain) of the origin, the processing skills and the classification of tea.
However, Chinese tea culture goes far beyond tea (it). Take green tea for instance, the ideal temperature of the water should be around ℃. If the water is too hot, nutrients (营养) in the tea will (destroy)．On the other hand, if the water is not hot enough, the tea (leaf) won't open and you will miss the pleasantly fresh flavor. So Chinese people are used drinking hot tea. When you visit a Chinese friend, your friend will (constant) add hot water to your empty cup of tea. It is polite (offer) the tea cup to guests with both hands. Of course, the guests should pay respect as well, (take)the cup with both hands.
Talking about adding water to the tea cup, there is saying: Wine full, full cup. Tea half, half cup. For wine, the full cup symbolizes whole heartiness. For tea, the half cup means modesty.
