Don't think you are unstoppable or foolproof. Don't think that the only way your business will work is through perfection. Don't aim for perfection. Aim for success.

To be powerful in South America, you have to be transparent and you have to have a very clean reputation. Transparency for me today is a magic word in South America. Power comes from transparency and a track record of execution.

You cannot exist as a $20 billion company with speculation.

Nobody is happy alone. To share experiences is always a good thing.

I was educated to think maybe Brazil works, maybe it doesn't. But I decided I am going to make this country work for my children. I am investing all my effort now in making Brazil a great country.

Finding oil is a multidisciplinary science. You need a lot of people - statisticians, engineers, and geologists, of course. And what I have learned in the past 30 years is that I read people better than I read books.

Don't think you are unstoppable or foolproof. Don't think that the only way your business will work is through perfection. Don't aim for perfection. Aim for success.