Language Point 16

...the reservoir of ideas...(Para. 4)
reservoir: n. (figurative use) a large or extra supply; a nest egg or quantity that is held back
This book contains a reservoir of facts.
这本书中包含大量的知识。
This dictionary is a reservoir of information about the English language.
这本词典是一座英语语言的知识宝库。
Great literature is a reservoir of wise thinking.
伟大的文学是一座智慧的宝库。