翻译一句话mutual liking and “give and take”.

Friendship is based on mutual liking and “give and take”. It cost time and effort to develop. And there are things that keep a new friendship from growing.

友谊乃基於互相喜欢和"给予与收取"—— 要花上很多时间及需要极大努力去培养。而且有些事情更还会阻碍新友谊的发展。