A person can become a true master only when he devotes all his strength and spirit to a certain cause. Therefore, mastery can only be achieved by giving it your all.
----Einstein
Success = hard work + correct method + less empty words.
----Einstein
Bitterness and sweetness come from oneself and the outside world, while strength comes from the heart and from a person's unremitting efforts!
----Einstein
The only way to the true greatness of mankind is the road of suffering.
----Einstein