It is forbidden to make statues, whether the statue is of a Muslim or a disbeliever. Whoever does that is trying to match the creation of Allah and thus deserves to be cursed.

Celebrating Valentine’s Day is not permissible because it is an innovated festival and it promotes love and infatuation. For more, please see the detailed answer.

It is not permissible for the Muslims to attend the festivals of the polytheists, according to the consensus of the scholars. It is also prohibited to greet the non-Muslims on Christmas and other religious holidays.

Referring to the celebration of the Prophet’s birthday as proof that it is permissible to celebrate Christmas is a notion that is based on false premises, because celebrating the Prophet’s birthday is not permissible, as it is an innovation that has been introduced into the religion, and whatever is compared to an innovation (for the purpose of justifying it) is also an innovation.

It is not permissible for the Muslims to exchange greetings on the occasion of the Gregorian New Year, and it is not permissible for them to celebrate it

Tawakkul in Islam means depending on Allah and believing that He is the One Who causes measures to be effective; His decree comes to pass; He has decreed all things, counted them out and ordained them. Part of putting one’s trust in Allah is taking appropriate measures and striving to do so.