It's impressive to find a movie that can handle such heavy subjects as friendship, loneliness, mental illness, and love with so much respect and humor. (mutantreviewers.wordpress.com)
We're taking on some very heavy subjects, such as race and revenge. (metalgearinformer.com)
These are pretty heavy subjects for any child to face, but the film is better off for not talking down to kids and teaching them that death and loss are part of life. (ign.com)