There are two kinds of experts: academic experts and practical experts. One is not better than the other, but they are very different, and each offers very different value.
Simon SinekWhat good is an idea if it remains an idea? Try. Experiment. Iterate. Fail. Try again. Change the world.
Simon SinekGreat leaders must have two things: a vision of the world that does not yet exist and the ability to communicate that vision clearly.
Simon Sinek