撇: to throw, to cast, left-slanting downward brush stroke (calligraphy)...
灾害: calamity, disaster...
指头: finger, toe...
纱: cotton yarn, muslin...
快: fast, quick, swift...
益处: benefit...
励志: to encourage, encouragement...
举一反三: to raise one and infer three, to deduce many things from one case (idiom)...
悬殊: widely different, large disparity...
颓废: decadent, dispirited, depressed, dejected...