When a little girl lay down on the windowsill to see that the people outside the window were burying her beloved dog, she could not help but burst into tears and grief. Seeing this, her grandfather hurriedly led her to another window to enjoy his rose garden. Sure enough, the little girl's mood suddenly became clear. The old man held up his granddaughter's chin and said, son, you have opened the wrong window.
Which of the following options means the words of an old man?
Environment has a great influence on people's emotional state.