Be the Change you wish to see in the World.
Once what ever printed was right and noble, today what ever shared in Facebook is right and noble. This is very true to many quotes shared in internet. Always interesting to see how a quote is misquoted.
According to NY times, this is the closest by Gandhi,
If we could change ourselves, the tendencies in the world would also change. As a man changes his own nature, so does the attitude of the world change towards him. ... We need not wait to see what others do.