India's contribution to us:
Oldest and continous culture going back at least 32, 000 BC as recently Lord Krishna's city Dwarka (after Mohanjodoro and Harappa) was found. Its native/Sanskrit name is Bahrat based on descendants of Pandava.
World's oldest city civilization. India was epicenter of science, math, language and culture. As per latest marine archaeology findings it goes back at least 32, 000 years.
Emphasis on non-violence. It is extended to animals and plants too. Hindus sacred books Vedas tell not to eat meat and not to hurt animals. People who don't have children are advised to seed plants as it is considered good Karma.
Hindus believe that we travel in 84 x 1000 000 0 species bodies. Just like material cannot be destroyed we cannt be destroyed we only change bodies.
World's oldest and the most scientific language Sanskrit was invented in India. It is still used in religious purpose. So many languages like latin, Sanskrit et-cetera have borrowed thousnads of words from Sanskrit
World's oldest books written in India(Veda, Mahabharata, Ramayana) at least 32000 BC old. These thick books were compiled is prose and people will remember them from generation to generation.
People who will remmber two vedas will be called "Dwivedis". People who will remember 3 Vedas will be called Trivedis and they will be called Chaturvedis if they remembered all four Vedas. Books were written on Bhoj Patras which were sprcially processes in chemicals for long life.
Inventor of first Stainless steel: The Asoka's pillar in Delhi built 1500 BC back is example of that.
Inventor of current 10 based number system
Inventor of Geometry and Algebra (Beez Ganit)
Inventor of Physics and Chemistry
Inventor of Yoga and Ayurveda (first medicine system)
Inventor of Philosophy and Religion as we know it
Inventor of Rebirth, Consciousness and conservation of Aatama or supremeself
World's first universties established in India's Takshila and Nalanda (around 1000 BC)