Kung fu or aikido? which is better to grow mind and body?

i am looking for a path to continue me being on a good road. and am coming up on a very busy schedule and i need physical and mental workouts to do it|||Kung Fu is a broad term encompassing many styles, Aikido is very heavily focused on using your Ki, also called Chi, Qi etc. Aikido involves a lot of joint locks, rolls, throws, and meditation. Many Kung Fu styles may give you a more intense physical workout if that is what you are after.