If the answer is not apparent,
then you may not be considering the right question.
If another person disagrees with your answer,
then they might not be considering the same question.
Argument over whether the answer is "true" or "false" is irrelevant if the correct answer is "blue".
When asking a group of people if they think the answer is "true" or "false", someone will almost certainly answer "blue".
If you never fail at what you do, then you never know if you might have done it better.
What words do you want to be remembered for?