"You've done it before and you can do it now. See the positive possibilities. Redirect the substantial energy of your frustration and turn it into positive, effective, unstoppable determination."

"The keys to patience are acceptance and faith. Accept things as they are, and look realistically at the world around you. Have faith in yourself and in the direction you have chosen."

"Rest when you're weary. Refresh and renew yourself, your body, your mind, your spirit. Then get back to work."

"Don't lower your expectations to meet your performance. Raise your level of performance to meet your expectations. Expect the best of yourself, and then do what is necessary to make it a reality."

"For example, a breakthrough in better batteries could supplant hydrogen. Better solar cells could replace or win out in this race to the fuel of the future. Those, I see, as the three big competitors: hydrogen, solar cells and then better batteries."

"Success consists in being successful, not in having potential for success. Any wide piece of ground is the potential site of a palace, but there's no palace till it's built."

"Success makes you less intimidated by things."

"If I'm with a man, is that going to prevent me from achieving my goal? What sacrifices will I have to make in terms of being myself, if I'm with a man? Something that young women find out really quickly is that when you start dating, all of a sudden you're supposed to have a role. You're not allowed to just be yourself."