Data abstraction is the reduction of a particular body of data to a simplified representation of the whole.
"I don't believe in happy endings, but I do believe in happy travels, because ultimately, you die at a very young age, or you live long enough to watch your friends die."
You can tell the deepest truths with the lies of fiction.
物理学的美丽在于它揭示复杂宇宙的潜在简单性的能力。