Maybe you don't know how to do something at work. Instead of asking the boss or seeking someone as a mentor, you might not want to show them your ignorance. So, you're depriving yourself of this learning and mentorship. All of these ways are ways that a fixed mindset will hold you back.

Praise your child explicitly for how capable they are of learning rather than telling them how smart they are.

Emphasizing effort gives a child a variable that they can control. They come to see themselves as in control of their success. Emphasizing natural intelligence takes it out of the child's control, and it provides no good recipe for responding to a failure.

Some students start thinking of their intelligence as something fixed, as carved in stone. They worry about, 'Do I have enough? Don't I have enough?'