Since graduation I have measured time in 4-by-5-inch pieces of paper four days on the left and three on the right. Every social engagement interview reading flight doctor's appointment birthday and dry-cleaning reminder has been handwritten between metal loops.
Nothing else so destroys the power to stand alone as the habit of leaning upon others. If you lean you will never be strong or original. Stand alone or bury your ambition to be somebody in the world.
Your time is limited so don't waste it living someone else's life. Don't be trapped by dogma - which is living with the results of other people's thinking. Don't let the noise of others' opinions drown out your own inner voice. And most important have the courage to follow your heart and intuition.