What the differences are between say, speak, tell and talk? I'm confusing them too many times

Today Today is holiday in Georgia and I haven't worked. In the beginning of the day I tried to watch some English movies but the weather was so sunny and warm I decided to go outside and enjoy the beauty of nature. The temperature was around 22 Celsius, it is not hot and not cold, perfect for walking. I have walked 9 Kilometers during 2 hours. I like physical activities and doing exercises, I really waiting the day when gyms will open in the city and I can continue visiting and doing exercises.

Learning languages tought reading I like reading in any languages which I already know. but how useful is it for improve languages? actually reading is passive method of improving language and If you want speak, listen and write better, you should concentrate your efforts on these parts and not just on reading. also if you read, you should know how to pronounce the words in the right way, especially if you read loudly. When your pronunciation is not good enough and you pronounce words incorrectly, you can't get progress, because you repeat words incorrectly and your memory saves it in wrong way. the most effective reading practice will be to listen audio of the book which you read loudly and record your voice, at the and compare it with audio book.

Why I want to improve my English I think this topic is very helpful to realize importance of English language in our life and in that way motivate yourself to work for an improvement English language proficiency. I remember how many opportunities I lost because my English wasn’t so good and every time when its happened I regretted that I did not spent enough time for improve English. In general, I studied English by myself and probably I have problems in all areas of language such as speaking, writing, grammar and etc. so I want improve all areas I want to improve English for many reasons, to learn new things, get a better job, read and watch in original, to meet new peoples around the world and with all this I love English and want to speak this language fluently.

New post I would like to improve my writing skills, but at the moment I did not decide which topic I should write actually so I'm writing just what I'm thinking now and I hope that people who are more competent in English correct it. I'm writing without any dictionary and translation software and turn off autocorrection just now so mistakes will be much more )) but what to write I did not decide yet) can you give me some idea? I will be glad to get any idea and try to write them topic by topic.

Driving license. One of from my goals which I achieved was to get a driver license. I liked cars but my driving skills was pretty poor. So I started to prepare for exams. I learnt by myself about vehicle mechanism, road rules, driving rules and first aid. I was practicing driving car with coach. And when I was ready for exam I went to done it. I successfully passed the practical and theoretical part of the exam and in the next week I had a driving license.

Which language is more difficult for learn? I think Difficulty in learning any new language depend how different is new language than which you know. for example if american wants to study Russian and knows any Slavic language he can study Russian language easy, but it will be pretty hard if he doesn't know any Slavic language.