“太爱乱想真的不好，自己不该这样。说好不小气的！”这句话翻译成英文该怎么说？

I really shouldn't think nonsense...I've promised that I wouldn't be narrow minded.

"乱想love really bad, should not own this. That's really small!"
（乱想没有翻译

Wandering is really nothing good for you, you shouldn't be such stingy.

Indulges in flights of fancy really does not have the advantage, oneself should not be such mean-spirited.