Scala. Because it combines the best of OO and Functional worlds. Martin Odersky has done something amazing. He has managed to create a language that strikes

Scala. Because it combines the best of OO and Functional worlds. Martin Odersky has done something amazing. He has managed to create a language that strikes a balance between academic purism and the needs of practical business. Haskell, Idris, Erlang, Lisp etc. are excellent languages as well. This is just my opinion.