Complete the following passage with suitable verbs from the box. Put them in the correct tense. Use the negatives where necessary.

achieve	wait	stay	build	give
writing	come	held	strive	limit

Knowledge is like a river that (a) _____ in one place for long. Scholars (b) _____ to keep knowledge flowing to everyone. They (c) _______ many books, articles, and ideas to spread learning. Libraries (d) ______ countless treasures of wisdom for seekers. Teachers will (e) _______ lessons to inspire their students. But knowledge is something that never (f) _______ to those who refuse to learn. It never (g) ______ . People can (h) ______ machines and buildings, but they are (i) ______ by ignorance. They (j) _______ nothing without understanding and effort.