What advice can be offered to someone residing in a foreign country who feels apathetic in performing acts of worship, such as not engaging in remembrance (dhikr), reciting the Quran, and looking at foreign women, especially considering that he was diligently memorizing the Quran in his home country?

Residing in lands of disbelief and permissiveness has detrimental effects on one's religion and morals, which is evident in many Muslim youth there. What has afflicted the questioner is due to a weakness in his faith. He must strengthen his faith and avoid residing in those lands unless absolutely necessary.