“People don't know to make a leaf, but they know how to destroy one.”

“Oh, I'm not worried about him,' returned Bill. 'He's gone. It's not any more complicated than that. Honestly, if I admit it, it's me that I feel bad for.' He walked away from me and looked out towa...”

“After scientists broke open the coat of a lotus seed (Nelumbo nucifera) and coddled the embryo into growth, they kept the empty husk. When they radiocarbon-dated this discarded outer shell, they di...”

“I have accepted that I don't know all the things that I ought to know, but I do know things that I need to know.”

“My mother taught me that reading is a kind of work, and that every paragraph merits exertion, and in this way, I learned how to absorb difficult books. Soon after I went to kindergarten, however, I...”

“People will tell you that you have to know math to be a scientist, or physics or chemistry. They're wrong. ... What comes first is a question, and you're already there. It's not nearly as involved ...”

“I feel like every project I work on is a dream project, so long as I am learning.”

“Love, too, has to be learned.”

“Every pain is a lesson.”

“Only once in your life, I truly believe, you find someone who can completely turn your world around. You tell them things that youve never shared with another soul and they absorb everything you sa...”

“As he read, I fell in love the way you fall asleep: slowly, and then all at once.”

“I love you without knowing how, or when, or from where. I love you simply, without problems or pride: I love you in this way because I do not know any other way of loving but this, in which there i...”