His noble ideas and polite behavior are laudable.

思想和彬彬有礼举止令人赞美。

Rawlsianism, though laudable in spirit, is too theoretical, and has distracted political philosophers from corrigible ills in the actual world.

罗尔斯主义尽管在精神上得赞扬，却太过理论化，使政治思想家在现实世界中患上了不治之症。