From the olden times, Nature has been carrying on its operation, giving humankind a wealth of blessings. We learn through the dialog with Nature, and return it to Nature. "Co-existence with Nature" - it is the fundamentals of Chemistry. The present prosperity of humankind owes much to Chemistry. However, the unknown world extends infinitely in the Nature. "With an insatiable spirit of inquiry, we will explore the unknown world, and contribute to the further prosperity of humankind" - this is ...