Perhaps travel cannot prevent bigotry, but by demonstrating that all peoples cry, laugh, eat, worry, and die, it can introduce the idea that if we try and understand each other, we may even become friends.
Believe in yourself! Have faith in your abilities! Without a humble but reasonable confidence in your own powers you cannot be successful or happy. I know where I'm going and I know the truth, and I don't have to be what you want me to be. I'm free to be what I want.
Learn from the past, set vivid, detailed goals for the future, and live in the only moment of time over which you have any control: now. Optimism is the faith that leads to achievement. Nothing can be done without hope and confidence. If you can dream it, you can do it. Do it now, not tomorrow