It's not a new lesson, this. To think one can wall out the world, or freeze a moment in time is the folly of man.
Yet, despite the massive supporting evidence of this truth, we choose to deny that which is clear as daylight. We'd rather martyr a prophet than change our perception of ourselves.
Because low-hanging fruit feels easier.
Growing a garden, however - that's planning ahead.
Oogway: Ah! I see that you have found the Sacred Peach Tree of Heavenly Wisdom!
Po: Oh! Is that what this is! I'm so sorry! I just thought it was a regular peach tree!
Shifu: But a peach cannot defeat terrorism!
Oogway: Maybe it can, if you are willing to guide, to nurture, to believe in it.