Reading Time: < 1 minute Dentist is usually not the person people like to see. But at the same time, dental health is both important aspect of personal health, as well as important perception (impression) in the professional world. Since my background and bad habit (grow up in China, and never truly serious about dental health when I was young),

Reading Time: 9 minutes (Update 06-13-2024) I gave summer camps more thoughts. I think for different families: the need for summer camps are also different. For example, doctors, nurses, restaurant workers, and some other jobs that parents or guardians need to be in office and usually have a 8 or 9 hours working day. If we add commute time,

Reading Time: 2 minutes I bumped into a youtube talk on Lin Biao (who was the No. 2 between 1966 and 1971, at least figuatively, behind Mao Ze’dong in PRC. See wiki: this English wiki has information regarding his death aka the 9.13 incident as well). The talk was given by Professor Gao Hua (who passed away about 10

Reading Time: < 1 minute High profile or high impact outage or incidents are just a way of the life in modern internet, or public cloud. The key is to recover quickly from the incident, and learn from those incidents: post mortem analysis, or in some places they do root cause analysis or RCA, and in my personal opinion, RCA

Reading Time: < 1 minute I listened to or watched a few interesting youtube video and or twitter space recently. The most significant one is the “storytelling”, I believe this is probably as important as “compounding effect” in investing and life time learning. Below is the youtube video, how to speak, by Prof Patrick Winston of MIT Twitter Space (how

Reading Time: < 1 minute My old daughter Serenity is a sweet girl. She is so sweet so that she doesn’t like competition. I get it I don’t like competition either but if I don’t compete I probably won’t be here. Lots of smart kids in my class of probably 40 in the village elementary school in China in late

Reading Time: < 1 minute I am thinking about this, also there was an ask from two parents. Some of the things I think I can start at first class, also some of the things I am thinking about teaching (more systematic). Starter: raspberry pi (and micro bit), coder master (Sophia’s game), the lego technic motor sets (not coding but

Reading Time: 2 minutes (Update 01-07-2022) The Chinese school starting date for Winter / Spring semester is pushed out by 2 weeks. So the below class will start on Jan 23rd instead of Jan 9th, 2022. Please refer to the SLMCS class link for more up-to-date details. (Original) “Youth self defense” class in the STL Modern Chinese school, this

Reading Time: 2 minutes (Update: 10-04-2023) The Olive Crossing apartments at Olive and 170 just opened as the Clover luxury apartment. I have a recent YouTube video on this. (Update: 09-11-2023) Yesterday I noticed the new Hilltop West development: My YouTube video when I walked by yesterday am, the Olivette City Website, and a Zillow link (and developer website,

Reading Time: 2 minutes Looking at the 5, 10, and 20 years chart of $CAT, $LUV and $SPY, then $MA. It seems in 5 and 20 years, $CAT beats $LUV and $SPY, while the 10 year performance was the opposite. Note I haven’t counted the dividend (or dividend re-investing in all cases). Then when I put the $MA in