Punch cards were slow, hard to edit, and easy to mess up. Programming languages made it easier for humans to write instructions that the computer could understand. Their purpose is to help people explain ideas clearly without worrying about 1s and 0s.
Different jobs need different tools
Python is easy but:
I would like Python to be faster, simpler for installing packages, and stricter with errors.
I would first decide the purpose of the language. Then I would define the rules, type system, and syntax. Finally, I would build a compiler or interpreter and add simple tools so people can use it easily.