There is a subtle danger in a man thinking that he is "fixed" for life. It indicates that the next jolt of the wheel of progress is going to fling him off.

Don't get too comfortable with who you are at any given time - you may miss the opportunity to become who you want to be.

We should constantly be aspiring to reach higher and higher and higher. We should never be comfortable where we are.

I'm not as goal obsessed as I am process obsessed.

It takes time to get rid of all this garbage that I've been carrying around that was influencing the way I thought and the way I lived. It had a lot to do with Yoko showing me that I was still possessed. I left physically when I fell in love with Yoko, but mentally it took the last ten years of struggling. I learned everything from her. ... It is a teacher-pupil relationship.

After climbing a great hill, one only finds that there are many more hills to climb.