That's why every decision has an element of risk to it. We can't always predict the outcome. Intuition is often wrong. A man is foolish to trust only himself. Find out all you can first.
Every prudent man acts out of knowledge.
Talk to someone who has already taken the risk if possible. That way you don't have to learn everything the hard way. Get good advice and you will succeed. The intelligent man is always open to new ideas - in fact, he looks for them. Be sure you understand the reason and purpose for the decision you're about to make.