The president of a large company speaks to his assistant in front of all the employees on their 50th year anniversary day.
“Congratulations! You have made such a big progresses. One year ago you came to us as a regular employee, after two months you were promoted to manager. After another month you became the assistant engineer, then after another three months, you moved up to a full engineer. However, you were so good that you didn’t stop there and after another month you took over as chief engineer. Now you have become my executive assistant. What do you have to say about all this?”