According to the Portuguese Radio and Television, Ramos Horta forgave his attacker Ribeiro taking into account that Ribeiro attempted to kill Ramos-Horta in a an attempted military coup. It takes a person of a strong stature to forgive an attacker.
REFERENCE:
RDP Internacional: «José Ramos-Horta perdoa a Alfredo Reinado»
http://ww1.rtp.pt/noticias/index.php?article=330158&visual=26&tema=2