The best thing I've learned is, if you're going out, never go out alone - you leave yourself vulnerable. If you've got someone else there you trust, they can say, be wary of that person. I probably used to be too trusting of people.
Daniel Jacob Radcliffe (born 23 July 1989)[1] is an English actor and producer. He is best known for playing the titular protagonist in the Harry Potter film series, based on the novels by J. K. Rowling.