be
Optimism,
therefore
I
often
feel
Happy.
while
I
be
Happy,
I
can
no
help
but
Smile.
I
will
own
my
companion
happy
Infectious diseases.
I
think
everyone
have
a
okay
Mood,
their
own
happy
be
Because I am optimistic by nature, I am often happy. When I am happy, I can't help smiling. I will infect my companions with my happiness. I think everyone has a good mood and their happiness is real.