“A black hole really is an object with very rich structure, just like Earth has a rich structure of mountains, valleys, oceans, and so forth. Its warped space whirls around the central singularity l...”

“Lost Time is never found again.”

“How you spend your time is more important than how you spend your money. Money mistakes can be corrected, but time is gone forever.”

“Men talk of killing time, while time quietly kills them.”

“When we are tired, we are attacked by ideas we conquered long ago.”

“There is no future without a past, because what is to be cannot be imagined except as a form of repetition.”

“In the end, your past is not my past and your truth is not my truth and your solution - is not my solution.”

“The only person who needs to know about failure is yourself.”

“I have tried every diet to lose weight. When you restrict yourself, you're setting yourself up for failure.”

“We've all experienced those days when we feel like an absolute failure. It's a normal feeling when things don't go as exactly planned. And, when we feel like that, it's challenging to think of your...”