Exactly, that pressure to catch the train often leads people into bad decisions like overextending or misusing funds meant for something else. The beauty of Bitcoin's long term parabolic nature is that you don’t need to rush. Just stick to your own pace, DCA with what you can afford, and let time do the work. No FOMO, just patience.
A person should never think that he is too late to invest. Keep one thing in mind, if you know about Bitcoin today, you are much ahead of many people who are not aware of what Bitcoin is. So first you need to start investing and at the same time you need to reduce your extra expenses. So that you can invest more money. Always try to keep yourself stress-free so that you do not get too scared if you see a decline in the market. Hold your holdings for the long term, you can benefit in the future.