Tools may limit the user, but the utility of tools is limited by the skill of the user.

A small amount of power corrupts a small man absolutely. A little knowledge is dangerous to a little man. To a great man only great knowledge is dangerous.

Man should rule with computers, not vice versa.

No one is perfect in their life but those who learn from their mistakes is on right path of perfection

The HBS logo shone high above, a surrogate sun for the overcast day.

The sort of thinking at the time was, 'Well, we're giving you access to medical care which you wouldn't otherwise be able to get, so your payment is that we get to use you in research.'

I'm no quitter, unless it comes to human relationships or math and science.

With me it was that defending the Communist Party was something worse than naming the names.

A man who fears ridicule will never go far, for good or ill: he remains on this side of this talents, and even if he has genius, he is doomed to mediocrity.

Have a bias toward action - let's see something happen now. You can break that big plan into small steps and take the first step right away.

The best way to end poverty is to simply give people work, which isn't considered 'sexy' among donors who want to fund a preschool or cure a disease.

I have started my own foundation. It's called Follow Your Art. It's at its infancy but my goal is to mentor teenage girls through one of the most difficult times in their lives.

Whether you are launching a start-up or leading an established company, you should start establishing your social media presence if you haven’t already.