The trust is the base of the living together. It is creative of link and allows the society to come true. It is the essential point which unites our fate to the others. It represents the bet to accept the other one by presenting to them, our qualities but also our human being's vulnerabilities. The caring practices represent in the interhuman relations, the place where expresses itself one of the facets of relationship of trust. In this relation, the trust becomes the masterpiece of the care. An exchange point where the man's life is sent back to its first and vulnerable humility.