I have used two varieties of Lisp: Common Lisp and Clojure. Both have dynamic typing with optional "type hints", which allow you to get the performance of a sta

I have used two varieties of Lisp: Common Lisp and Clojure. Both have dynamic typing with optional "type hints", which allow you to get the performance of a statically typed language. Type hints are typically used only in small doses, for parts of your code that are very performance critical.