We can let our past [difficulties and failures] beat us or teach us [to be more knowledgeable, competent and realistic in the future]!
Zig ZiglarWhy we are here is important, but to know where we are going is imperative. It's not what you've got, it's what you use, that makes a difference in how your life turns out.
Zig ZiglarLook at the bright side no matter how old you are, you are younger than you'll ever be again.
Zig Ziglar