According to the questions in Baidu question bank, people in China often say that "a friendship between gentlemen is as light as water", where "water" means () a. seawater; B. tea; C. well water; D. spring water answer: b, so it is tea.
A friendship between gentlemen is as light as water, which comes from an idiom written by literati. This idiom comes from Zhuangzi Miki. "A friendship between gentlemen is as light as water" means that the communication between gentlemen is as plain as water, not for fame and wealth, not for vanity (friendship). This idiom is often used as adverbial and clause in sentences; With praise.