足之蹈之 meaning in English

dance with joy

Some read the analects and feel that nothing has happened , some are pleased with one or two lines in it , and some begin to wave their hands and dance on their legs unconsciously
“读《论语》，有读了全然无事者,有读了后，其中得一两句喜者；有读了后，知好之者；有读了后，直有不知手之舞之足之蹈之者。 ”
I too , will drop my brush , stretching and relaxing my arms , moving both of them and the legs too . i forget myself and may look like a lunatic . maybe , this can be why some artists , writers and thinkers are regarded as peculiar
一方面，儿嬉图中的人物，大多是手之舞之，足之蹈之的，自己也不妨，搁下笔来，跳跳动动，松松劲，伸伸臂，实在有时忘我，变成了神经，往往一般艺术家，作家，思想家被人视为怪，原因在此。