Answer:
Mathematics.
Explanation:
The beauty of math is the fact that its applicable to almost anything in the world. In computer science, you need math. Economics? You need math. Finance? Chemistry? Biology? Physics? Math is always there.
Math is universal, people who spoke different native languages will understand math notation such as x = 5. but i doubt it for other subject, such as biology, chemistry, etc. Different country might have different way of explaining it.
Math is love, math is life