Literature Reference: 欲问参同契中事，更期何日得从容。—— 《寻郭道士不遇》 I wish to ask about the matters of 'Can Tong Qi', when can I find ease again? Source from 'Seeking Taoist Guo Without Success'.
参: To partake, to engage.
同: Identical; the same.
Meaning: To comprehend the Dao of heaven and earth, and coexist harmoniously with nature.