introduction:
I think the key to success is grit. Even if you are strong, but you don’t have the will to stick to it, it’s useless, but if you have strong willpower, you will succeed one day if you stick to it.
vocabulary:
Stratospheric: very high or great.
It's an amazing camera, but the price is stratospheric!
Motivational perspective: able to make someone enthusiastic about something
He is a consultant and a motivational speaker.
Psychology: the scientific study of how the mind works and how it influences behavior, or the influence of character on a particular person’s behavior.
She took a course in abnormal psychology.
Significantly: in a way that is easy to see or by a large amount.
My piano playing has improved significantly since I started with a new teacher.
Ethic: a system of accepted beliefs that control behavior, esp. such a system based on morals.
Our school promotes an ethic of service to the community.