Well Said  Chawla Sir In addition we can say:

“THERE ARE NO SECRETS TO SUCCESS: DON’T WASTE TIME LOOKING FOR THEM. SUCCESS IS THE RESULT OF PERFECTION, HARD WORK, LEARNING FROM FAILURE, LOYALTY TO THOSE FOR WHOM YOU WORK, AND PERSISTENCE.” 

very well said sir....................

well said Sir

edison tried more than 1000 ways to make electric bulb. but atlast he succed.

if he had left his effort, we will be still in dark.