It is the quality of being sincere and honest with work. One is said to be sincere when he or she is quite honest to his work and has dedicated interest in it. A sincere person always possesses honest intentions. A sincere person does not believe in false pretence or any sort of hypocrisy or disguise. Sincerity is a rare quality that you find in people but it is obviously essential to succeed in life, making it an essential key to success. In the words of Robert Hall, “A friend should be one in whose understanding and virtue we can equally confide, and whose opinion we can value at once for its justness and its sincerity.” To be successful in any venture that you take up, make sure that you do it with full dedication, honesty and sincerity. Only positivity at work will help you to make it big in life. Sincerity is the hallmark of all great achievers who are never born great but become great courtesy their sincerity and dedication.