Why do people use logical fallacies?

People use logical fallacies because they don't know how to effectively prove their point. For example, politicians may try to attack their opponent's reputation instead of mentioning something that is actually relevant to the topic.

Advantages of MOOCS (Massive Open Online Course)

1.       You can educate yourself anywhere if there is internet available.

2.       You can interact with foreign students or professors without hassle.

3.       It is free for students who want to continue their education.

Disadvantages of MOOCS

1.       You cannot gain anything if internet is not available.

2.       Your interaction with other people is limited to online only.

3.       It could be a scam.