YOU SAID:
Hello! I love someone.
INTO JAPANESE
こんにちは!私はある人を愛しています。
BACK INTO ENGLISH
Hello! I love a person.
INTO JAPANESE
こんにちは!私は人が大好きです。
BACK INTO ENGLISH
Hello! I love people.
INTO JAPANESE
こんにちは!人が好き。
BACK INTO ENGLISH
Hello! I like people.
INTO JAPANESE
こんにちは!私は人が好きです。
BACK INTO ENGLISH
Hello! I like people.
That didn't even make that much sense in English.