Three years after joining<span> the </span>Samanas<span>, </span>Siddhartha<span> and Govinda hear intriguing rumors of a great </span>man<span>, Goatama, the Buddha, who, having attained enlightenment, teaches others ... Goatama responds by saying that </span>he<span> goal of his teaching is </span>not<span> "to </span>explain<span> the world to those who </span>are<span> thirsty for knowledge.</span>
Infinitives typically include the word to. For example: He likes to swim. The form <em>to swim </em>is an infinitive - it is the basic form of the verb. It contains the verb itself (swim) and the word TO in front of it. Sometimes TO can be excluded, but usually it is not.