There is more to it than that. And what's more, knowing things theoretically is very different that having to take a decision while you are exhausted, trying to

There is more to it than that. And what's more, knowing things theoretically is very different that having to take a decision while you are exhausted, trying to take a decision before a big deadline, in the commute between work and the family, while your balance sheet is worrying you and you have social pressure from your workers, investors and colleagues. Also knowing they all will be affected by whatever you choose to do in many different ways, short and long term. That's why living the experience is important. It gives you perspective on the decision process, which is more than just numbers.