Although this may be a most difficult thing, if one will do it, it can be done. There is nothing that one should suppose cannot be done. - Yamamoto Tsunetomo

Meditation on inevitable death should be performed daily. Every day when one’s body and mind are at peace, one should meditate upon being ripped apart by arrows, rifles, spears and swords, being carried away by surging waves, being thrown into the midst of a great fire, being struck by lightning, being shaken to death by a great earthquake, falling from thousand-foot cliffs, dying of disease or committing seppuku at the death of one’s master. And every day without fail one should consider himself as dead

In the Kamigata area, they have a sort of tiered lunchbox they use for a single day when flower viewing. Upon returning, they throw them away, trampling them underfoot. The end is important in all things.

As everything in this world is but a sham, Death is the only sincerity.