taste them all and savor, evaluate your ability to learn on each language then relate it back to your goal. sky rocketing your learning curve is simply selecting a language that's near to your heart. don't go for the trend this time, and probably as your skill mature then it's up to you to go forward or remain still and become a guru with that particular strength.
i don't recommend any programming language. the method i used wasn't plebeian within the programming community but rather commonly used with people that study ergonomics.