"Any person capable of angering you becomes your master. They can anger you only when you permit yourself to be disturbed by them."

(Epictetus)

"To be in process of change is not an evil, any more than to be the product of change is a good."

(Marcus Aurelius)

"Your will must be tenacious, not your judgement."

(Baltasar Gracián)

"If you do the task before you always adhering to strict reason with zeal and energy and yet with humanity, disregarding all lesser ends and keeping the divinity within you pure and upright, as though you were even now faced with its recall — if you hold steadily to this, staying for nothing and shrinking from nothing, only seeking in each passing action a conformity with nature and in each word and utterance a fearless truthfulness, then shall the good life be yours. And from this course no man has the power to hold you back."

(Marcus Aurelius)

"The true test of intelligence is not how much we know how to do, but how to behave when we don’t know what to do."

(John Holt)

"To go wrong in one's own way is better than to go right in someone else's."

(Fyodor Dostoevsky)

"You can’t get much done in life if you only work on the days when you feel good.”

(Jerry West)

“A fanatic is one who can't change his mind and won't change the subject.”

(Winston Churchill)

"The secret to your success is found in your daily routine."

(John C. Maxwell)