The task bar was introduced with Windows 95 and has been part of every version of Windows since then.
To accomplish your goals, however, you need to know how to set them. You can't simply say, I want and expect it to happen. Goal setting is a process that starts with careful consideration of what you want to achieve, and ends with a lot of hard work to actually do it. In between there are some very well defined steps that transcend the specifics of each goal. Knowing these steps will allow you to formulate goals that you can accomplish.
Surely, most of us at one point in our careers have expounded upon the virtues of goal setting and its impact on motivation and cognition. One tool that has simplified teaching the principles of goal setting (especially to non-I-O psychologists) is the use of what have been called SMART goals. The acronym and mnemonic device, SMART embodies the fundamental practices necessary for achieving increased motivation and improving the odds that one will actually accomplish a given set of goals.