What does this line from If by Rudyard Kipling mean If you can bear to hear the truth you've spoken twisted by knaves to make a trap for fools?

This line from "If" by Rudyard Kipling means that if you can handle seeing the Words of truth that you've spoken being manipulated and twisted by dishonest people in order to deceive others who may be less discerning or perceptive. It signifies the importance of maintaining integrity and not being swayed by falsehoods or deceit.