Don't wait until everything is just right. It will never be perfect. There will always be challenges, obstacles and less than perfect conditions. So what. Get started now. With each step you take, you will grow stronger and stronger, more and more skilled, more and more self-confident and more and more successful.

Why should a dog, a horse, a rat, have life, and thou no breath at all?

理解某事的最好方法就是尝试去改变它。