It says I always thought I would beat you in the end because I worked harder than you, but now I see that I have so much more to learn what is a good life lesson in that sentence

A good life lesson in that sentence is that hard work alone is not always enough to guarantee success. It is important to continuously learn and grow in order to reach your fullest potential. It's also a reminder that competition should not be the driving force behind your efforts, but rather a commitment to personal growth and improvement.