"A book is a friend that never judges you."
To me, fearless is not the absence of fear. It's not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them. To me, fearless is living in spite of those things, every single day.
The true investor scarcely ever is forced to sell his shares, and at all other times he is free to disregard the current price quotation.