The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.

O verdadeiro escritor é aquele que escreve com o coração.

We are all walking around with an evolutionary user's manual in our heads, but most people don't realize it.

Growth comes from taking calculated risks, not from playing it safe.

The conversation about gender and economics must move beyond blame to solutions.

I earnestly wish to point out in what true dignity and human happiness consists.