/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: alexislourenzegalita1 https://cdn.slidesharecdn.com/profile-photo-alexislourenzegalita1-48x48.jpg?cb=1646546276 The greatest lesson that I have learned is that there is really nothing certain in life. I have encountered numerous people and things that I have taken for granted. And I realized their importance only after they were gone.