笃信好学 dǔxìnhàoxué sincere belief and diligent study Definitions Defs Origin Strokes Stroke Words Sentences Sents 笃信 篤信 dǔxìn to sincerely believe To have a deep or unwavering faith in something, such as a religion or a set of values; to believe firmly and sincerely.好学 好學 hàoxué studious fond of learning; eager to study; thirsty for knowledge