Both are poles apart in nature and keep challenging my nerves on daily (read hourly) basis.

Sibling are meant to be poles apart. I’ve never seen sibling having same kinda personality and I guess that’s the most annoying yet beautiful thing! :D

He's intelligent, curious and very sensitive.

Ma Shaa’Allah Ma Shaa’Allah! He’s definitely gonna make you proud someday!

I can pursue my career later on, when I will have more time on hand.

Trust me! you are still managing everything so beautifully. :’)