„Do not think that what is hard for you to master is humanly impossible; but if a thing is humanly possible, consider it to be within your reach.“

— Marcus Aurelius

Tags:

„Because a thing seems difficult for you, do not think it impossible for anyone to accomplish.“
— Marcus Aurelius
„If you think a thing is impossible, you'll only make it impossible.“
— Bruce Lee
„Speak what you think today in hard words and tomorrow speak what tomorrow thinks in hard words again, though it contradict every thing you said today.“
— Ralph Waldo Emerson
„Trying to please everybody is impossible - if you did that, you'd end up in the middle with nobody liking you. You've just got to make the decision about what you think is your best, and do it.“
— John Lennon