Quote from Python’s creator, Guido van Rossum:

“I’ve learned a painful lesson, that for small programs dynamic typing is great. For large programs, you have to have a more disciplined approach. And it helps if the language actually gives you that discipline, rather than telling you, ‘Well, you can do whatever you want.’””

Article on how Python was a disaster for Dropbox: https://www.zdnet.com/article/python-programming-language-creator-retires-saying-its-been-an-amazing-ride/