下面这句话如何翻译啊？

天下无书则已，有则必当读；无酒则已，有则必当饮；无名山则已，有则必当赏玩；无才
子佳人则已，有则必当爱慕怜惜。

homestudy

林语堂译的

If there were no books,then nothing need be said about it ,but since there are books,they must be read;

if there were no wine,then nothing need be said.but since there is ,it must be drunk;

if there are no famous hills, then nothing need be said,but since there are, they must be visited;

if there are no flowers and no moon, then nothing need be said, bu since there are,they must be enjoyed and "played";

if there are no talented men and beautiful women, then nothing need be said, but since there are, they must be loved and protected.

可参见 The Imprortance of Living——[生活的艺术-外研社]，P.320[网上有英文版]
或见百花文艺出版社——林语堂中英对照丛书-幽梦影。P.10