Question

«За все, за все Тебя благодарю я…» Почему Тебя написано с заглавной буквы?

Answer 1

Потому, что это относится к Богу, а все слова относящееся  к Богу пишутся заглавной буквы.

Answer 2

Explanation of Capitalization in "Тебя"

In Russian, the word "Тебя" is capitalized because it is a pronoun used as the object of a verb. In Russian grammar, personal pronouns are capitalized when they are used as the subject or the object of a verb. This is a standard rule in the Russian language.

The capitalization of "Тебя" in this context is a reflection of the grammatical rules in Russian, where personal pronouns are capitalized when used as the subject or object of a verb.

This rule is consistent across various sources and is a fundamental aspect of Russian grammar.

Conclusion

The capitalization of "Тебя" in Russian is based on grammatical rules that require personal pronouns to be capitalized when used as the subject or object of a verb. This is a standard practice in the Russian language.