In the poem "Foreign Land", the author does not directly express his specific attitude towards the three boys. However, it can be seen from the poem that the author describes them with some obvious emotions and attitudes.

First of all, the author describes the loneliness and helplessness of the three boys in a foreign land in the poem. They are in a foreign place, far away from their hometown and relatives, and have no friends to talk to. This feeling of loneliness and helplessness reflects the author's sympathy and understanding for them.

Secondly, the author expresses his appreciation for the strength and resilience of the three boys in the poem. Although they were in trouble, they did not give up, but lived firmly, enduring loneliness and hardship. This strength and resilience reflects the author's admiration and appreciation for them.

Finally, the author expresses hope and encouragement for the three boys in the poem. Despite their plight in a foreign land, the author does not give up hope for their future. The sentence "please don't give up" in the poem expresses the author's encouragement and support for them, hoping that they can persevere and welcome a better future.

In general, the poem "Foreign Land" expresses the author's sympathy, understanding, appreciation, hope and other emotions and attitudes toward the three boys. These emotions and attitudes reflect the author's concern and care for them, as well as his good expectations for their future lives.