پاسخ‌های Shadi

"Change is the only constant" is a famous phrase in English. It means that all things change or come and go in life, and the only things that are always present or remain are the changes themselves. I ...

a "controversial link" means a possible connection between overpopulation and climate change that is debated or questioned by many people, but not fully accepted as a true cause and effect relationship. I hope you understand the answer.

it is quite ambiguous without some additional information I'm not entirely sure what "your clob" is supposed to mean. Clob isn't a common word in English and isn't used as a noun. If it was supposed to be "club" instead, then the sentence would make a little more sense 

*Use it or lose it * is more common 

It implies that people who suffer from depression tend to interpret and perceive things with a pessimistic or negative outlook.