PROGRAMMING:The fox said grapes are sour
If the fox can't eat grapes, he says they are sour.
####Input sample
```in
```
Note: no input.
####Output sample
```out
The fox says, "I am sure that these grapes are sour."
```
answer:If there is no answer, please comment
####Input sample
```in
```
Note: no input.
####Output sample
```out
The fox says, "I am sure that these grapes are sour."
```
answer:If there is no answer, please comment