Things entering from holes is important.

Human body has many holes.

Mouth, eyeholes, earholes and so on.

Many things enter to such holes everyday.

These things stimulate and make our notion.

If things entering from holes of our body stimulate nicely us, we would be much better person.

For example, healthy people is healthy because they are eating healthy food through their mouth.

Like this, people who do great jobs are taking great things through their holes
like mouth or eyeholes or earholes and so on consistently.

Therefore, one who would like to be great person should be careful for many things entering from theirs holes .

To be more specific, we can eat healthy food, watch profound objects, listen informative talk to get more good stimulations through our holes.