Do you consider yourself as an “i” or “I?” That might sound like a silly question, but it isn’t. If you think of yourself as lowercase—small and insignificant—it will show through in all aspects of ...

Design by Leilani-Baylis-Washington. Buy this photo. As a rule of thumb, 10,000 hours of practice and repetition are needed to achieve mastery in a given field. This idea was popularized by Malcolm ...