"I can not feel better about my future,I am crazy!" Is this

I'm feeling very depressed about my future,I am crazy!
I can not see a better future,I am crazy!
再问： Excuse me! Why my sentence can not be right？
再答： In grammar it is not wrong，but not commenly used in spoken english.
再问： Hi，I can understand the“commenly” mean！ What is “commenly”mean？Thank you！
再答： it means "used very often"