sedulo

Etymology
.

Adjective

 * 1)  careful, thoughtful, attentive

Adverb

 * 1) busily, zealously, purposely, designedly, carefully, diligently
 * 2) * Benedictus de Spinoza, Tractatus Politicus
 * sedulo curavi, humanas actiones non ridere, non lugere, neque detestari, sed intelligere
 * I have laboured diligently, not to mock, lament, or execrate human actions; but to understand them.