Multi-Translation Layout:
21 For a person may labor with wisdom, knowledge and skill, and then they must leave all they own to another who has not toiled for it. This too is meaningless and a great misfortune.
21 For there is a man whose labor is with wisdom, with knowledge, and with skillfulness; yet he shall leave it for his portion to a man who has not labored for it. This also is vanity and a great evil.
21 Some people work wisely with knowledge and skill, then must leave the fruit of their efforts to someone who hasn't worked for it. This, too, is meaningless, a great tragedy.