There's an old Hindu saying that goes, 'In the first 30 years of your life, you make your habits. For the last 30 years of your life, your habits mak… - Walter Isaacson

In the first 30 years of your life, you make your habits. For the last 30 years of your life, your habits make you.

Leonardo’s relentless curiosity and experimentation should remind us of the importance of instilling, in both ourselves and our children, not just received knowledge but a willingness to question it — to be imaginative and, like talented misfits and rebels in any era, to think different.

I think Henry Kissinger grew up with that odd mix of ego and insecurity that comes from being the smartest kid in the class. From really knowing you're more awesomely intelligent than anybody else, but also being the guy who got beaten up for being Jewish.

I used to be an angry man myself. I’m a recovering assaholic so I could recognize that in Steve. (quoting Jean-Louis Gassée)