New Delhi, April 4 -- "You'll never find a rainbow if you're looking down"

- Charlie Chaplin

There are some words so compact, so quietly devastating in their simplicity, that they linger long after you've heard them. Charlie Chaplin gave us one such line - "You'll never find a rainbow if you're looking down" - and it has endured across generations not because it is complicated, but precisely because it is not.

Seven words. One direction. A lifetime of wisdom.

The line comes from 'Swing High Little Girl,' the opening song Chaplin wrote and sang for the 1969 re-release of his 1928 film The Circus. It was penned by a man well into his eighties, looking back at a life that had seen extraordinary heights and punishing lows. And yet, the in...