Change does happen. For the caterpillar change means physically becoming something else. What does it mean to you?
You are not your suffering. It is separate from you. Know this and YOU will learn to remove suffering from your life.
Your capacity to achieve is as vast as the ocean, stars, and the universe itself. That vastness is YOU and you are that vastness.
Wisdom does not come from books. It comes from a different place - Learn to listen to the wisdom inside of YOU.