If the thing you wish to do is right, and YOU BELIEVE IN IT, go ahead and do it! Put your dreams across, and never mind what 'they' say if you meet with temporary defeat, for 'they' perhaps, do not know that every failure brings with it the seed of an equivalent success.
Dr. Robert C. Worstell, James Breckenridge Jones, Napoleon Hill (2015). “Think and Grow Rich, Updated and Complete - With If You Can Count to Four...”, p.32, Lulu.com