November 4, 2019 marks the 90th Birth anniversary of Shakuntala Devi, popularly known as human computer. She was an Indian writer who wrote about mathematics, astrology and puzzles. She was famous for her ability to make complex mental calculations. She was Born on November 4, 1929, in Bangalore. Shakuntala Devi demonstrated multiplication of two thirteen-digit numbers 7,686,369,774,870 x 2,465,099,745,779- picked random by London's Computer Department of Imperial College on July 18, 1980 in just 28 seconds. She even made it to the Guinness Book of World Records for her ability to memorise numbers. On her birth anniversary, let’s look at seven inspirational quotes by her.