Over the past 13.8 billion years, the Universe has evolved from a hot, dense, largely uniform early state to a clumpy, clustered, star-and-galaxy-rich state, where the typical interstellar and intergalactic distances are absolutely tremendous.
The Philosopher David Hume said “We are nothing but a bundle or collection of different perceptions, which succeed each other with inconceivable rapidity, and are in perpetual flux and movement.”
