שֹׁמֵ֣ר פְּתָאיִ֣ם יְהֹוָ֑ה דַּ֝לּוֹתִ֗י וְלִ֣י יְהוֹשִֽׁיעַ׃
O SENHOR guarda os simples; quando me acho abatido, ele me salva.
Orchot Tzadikim
His first thought should be that he should know with a clear knowledge that God has mercy upon man more than any merciful being and that He watches over him in secret and openly. And at times when he does not take such care as he should, God has mercy on him and guards him from evil happenings as it is said on this subject, "The Lord guards the simple" (Ps. 116:6).