If you want peace, stop fighting. If you want peace of mind, stop fighting with your thoughts. — Peter McWilliams. American author and activist (1949–2000) Peace, Thoughts
Mistakes, obviously, show us what needs improving. Without mistakes, how would we know what we had to work on?
In reality, serendipity accounts for one percent of the blessings we receive in life, work and love. The other 99 percent is due to our efforts.