扪心无愧

Explanation: Palpable: touch; ashamed: ashamed. Ourselves feeling the chest, there is no shame place. 　　Usage: -Linked; as predicate, attributive; that honorable 　　Source: Tang Bai "and sleepwalking spring poems one hundred rhyme": "bear song for the hook, at first glance can be folded as jade. Menxin worthy of fear, Teng mouth slander murmur." Thesaurus:  to have done nothing to make one feel shameful, Quilt shadow-deserved