I don’t have to prove anything to anyone. I only have to follow my heart and concentrate on what I want to say to the world. I run my world.

我不在乎钱，我在乎的是音乐。

The more you sweat in peace, the less you bleed in war.

If you've never tried, how will you ever know if there's any chance?

【释义】社会常把内向病理化，凯根用实验证明：内向气质是大脑独特的生物设定，藏着深度思考与独立创新的宝藏。

People won't have time for you if you are always angry or complaining.