* He is a romantic at heart. Bieber has said that he is a "hopeless romantic" and that he loves to write love songs. He has also said that he believes in love at first sight.
* He wants to connect with his fans. Bieber knows that many of his fans are teenagers and young adults who are going through their first experiences with love. He wants to write songs that they can relate to and that will help them through their tough times.
* He wants to make money. Love songs are a popular genre of music, and Bieber knows that he can make a lot of money by singing them.
It is important to note that Bieber is not the only artist who sings love songs. In fact, love songs are one of the most popular genres of music in the world. This is because love is a universal experience that everyone can relate to.
Here are some of Bieber's most popular love songs:
* "Baby"
* "One Less Lonely Girl"
* "Love Me"
* "U Smile"
* "As Long as You Love Me"
These songs have been streamed millions of times and have helped Bieber to become one of the most successful artists in the world.