Imagine and execute solutions

One day when the evening was cloudy and cold, two inseparable friends skated without worry over a very frozen lagoon. Suddenly the ice began to crack, and one of them slipped and fell into the water. The other took a stone and began to hit the ice with all his strength without having, until he managed to break it and thus save his friend.

When the firefighters arrived to save the children and saw what had happened, they asked themselves, "How did they do it? The ice was very thick, it was impossible to break it with that stone and with those small hands ... "

At that moment a grandfather appeared and, with a beautiful smile, said:
"I know how they did it."
-How? -They Asked.
"There was no one around to tell them he could not do it.

• Einstein said: If you can imagine it, you can achieve it.