How do you feel when you realize that plants respond to the stimuli of their surroundings ?

Explanation

1) It is very interesting and amazing to observe trophic and nastic movements of plants in our surroundings.
2) For example, the bending of shoots of creepers towars light kept near the window.
3) The plant roots always grow downwards.
4) The creepers like cucumber and bittergourds develops tendrils in response to contact or touch.
5) Butterflies fluttering around the flowers for nectar.